Canon EF 2x III Lens Extender
The Canon EF 2x III Lens Extender is designed to extend a lenses focal length by a factor of 2x, the redesigned Canon Extender EF 2X III provides optical performance equal to the finest Canon super telephoto lenses. It features a built-in microcomputer for seamless communication between camera, lens and extender and careful lens placement and coatings to minimize ghosting, flare and chromatic aberration. It even has a new Fluorine coating to minimize smudging and smearing. The Canon Extender EF 2X III meets necessary standards in terms of rugged, dustproof and water-resistant construction, and should be in every professional’s camera bag.
Specification of Canon EF 2x III Lens Extender
Focal Length & Maximum Aperture – Magnification: 2.0x
Lens Construction – 9 elements in 5 groups
Max. Diameter x Length & Weight – 2.8 x 2.1 in, 11.5 oz. / 72.0 x 52.7mm, 325g
Note: This lens is only compatible with fixed focal length L-series lenses 135mm and over, as well as the EF 70-200/2.8L, EF 70-200/2.8L IS, EF 70-200/4L, and EF 100-400/4.5-5.6L. Additionally, please see the lens and/or camera body manual for full compatibility information with the Extender EF 2X III.